4 

 OFFICE OF SILVICS. 



RAPHAEL ZON, Chief. 



Field Studies, RAPHAEL ZON, in Charge. 

 Library, H. E. STOCKBRIDGE, in Charge. 

 Compilation, E. H. FROTHINGHAM, in Charge. 



Colorado 



Location and estimate of timber infested by the Black Hills beetle, the Englernann 

 spruce beetle, the Douglas fir beetle, etc., in Colorado National Forests, and inves- 

 tigation of the facilities for barking the standing timber or disposing of it, in cooper- 

 ation with the Bureau of Entomology (forest insect investigations, A. D. Hopkins in 

 charge) \V. D. EDMONSTON, Larkspur, Colo. 

 Pennsylvania and Virginia 



Study of second growth yellow poplar in Northern Virginia and Eastern Pennsyl- 

 vania W. W. ASIIE, Washington, D. C. 

 Northeastern States 



Study of the hickories A. T. BOISEN, Washington, D. C. 



OFFICE OF EXTENSION. 



SAMUEL N. SPRING, Chief. 



Planting, L. C. MILLER, in Charge. 



Assignments for work in nursery and planting under the direction of supervisors: 

 A. E. OMAN, Forest Assistant, Missoula, Mont. 

 F. J. PHILLIPS, Forest Assistant, Capitan, N. Mex. 

 W. D. HAYES, Assistant Forest Expert, Fort Bayard, N. Mex. 



Reconnaissance, W. H. VON BAYER, in Charge. 



Study of forest planting in irrigation projects in Southern Idaho E. 0. SIECKE, 

 Pocatello, Idaho. 



Study of forest planting in Ohio and Indiana A. S. PECK, Forest Assistant, South- 

 ern Hotel, Columbus, Ohio. 



Cooperation, S. B. DETWILER, in Charge. 



xrrto j KCTS-*. 



California 



Experimental planting G. B. LULL, Collaborator, Sacramento, Cal. 

 Indiana 



Examination of forest plantations established in accordance with plans prepared 

 by the Forest Service S. B. DETWILER, Indianapolis, Ind. 

 Hawaii 



Experimental planting K. S. HOSMER, Collaborator, Honolulu. 



BRANCH OF GRAZING. 



A. F. POTTER, Assistant Forester, in Charge (in the Field). 

 JOHN D. LELAND, Acting in Charge. 



OFFICE OF CONTROL. 



A. F. POTTER, Chief. 



Allotment, L. F. KNEIPP. 

 Adjustment, JOHN D. LELAND. 

 Permits, ANNA P. KOSCHWITZ. 



